Fast Air Lift in Seconds: The air jack lifts 5.5-17.7 in/140-450 mm under no load. It raises your car in 1-6 seconds when connected to an air compressor, great for tire changes, undercarriage repairs & oil swaps. Use with a jack stand for long support 3-Ton Heavy Load Capacity: This airbag jack supports up to 3 tons/6613 lbs, suitable for sedans, SUVs, pickups, and light trucks. Its reinforced triple-layer airbag and widened base plate ensure strong, stable lifting performance Controlled & Safe Descent: The air bag jack features six heavy-duty steel pipes inside, each with a shorter stroke for smooth, steady lowering and precise height control. It stops sudden drops, distributes weight evenly, and avoids deformation or tilting Portable & Easy to Store: Equipped with two non-slip short handles, the car air jack can easily slide under your car to the lifting point. Its compact design saves space and makes storage simple after use Secure Vehicle Support: The top of the air lift jack includes a thick rubber pad that grips the car's contact point firmly for a non-slip, chassis-safe hold. The valve comes with 1/4-inch US and EU couplers, compatible with 0.8-1.0 MPa air compressors